<% define_content :link do -%>
  <%= polymorphic_url([asset.context, asset]) %>
<% end -%>
<% define_content :new_time do -%>
  <% if !asset.start_at && !asset.end_at -%>
    {{#t}}No Time Set{{/t}}
  <% elsif (asset.start_at == asset.end_at || !asset.end_at) -%>
    <%= datetime_string(force_zone(asset.start_at)) %>
  <% else %>
    <%= t('from_to_time', 'from %{start_date_time} to %{end_date_time}', 
            :start_date_time => datetime_string(force_zone(asset.start_at)), 
            :end_date_time => datetime_string(force_zone(asset.end_at))) %>
  <% end %>
<% end %>
<%= t('email_body', "The event, %{event_title}, for the course, %{course_name}, has changed times. It's now: %{new_time}", 
        :event_title => asset.title, 
        :course_name => asset.context.name,
        :new_time => content(:new_time).to_s.strip) -%>